android/v0.7.0

feat(v4.4): the 19-item real-life workflows drop (v0.7.0)

Foundation: IndexedDB storage engine (schema v5) — workspace off localStorage,
one-time legacy import with retained backup, quota-prune preserved; Task
estimate + attachments, GoalBoard archived; attachment blob store (5MB cap).

Features:
- .ics calendar interop: RFC 5545 export + tolerant VEVENT/VTODO import (pro)
- NL quick-add: dates/#category/!urgent/~estimate/recurrence -> live chips
- voice quick-add: Web Speech mic, locale-aware
- smart week planner: capacity-aware rebalance + day load bars (pro)
- archive boards (restore from sidebar section)
- share links: gzip board token in URL hash + intake dialog
- per-task attachments: chips, thumbnails, open-in-tab (pro)
- print/PDF A4 week plan (pro)
- locales: +fr, pt-BR, ja, ru (783-key catalogs); hi/es/de deltas; SR langs

Infra: optional-secrets Android signing, Lighthouse CI + 2.6MiB bundle budget,
WebKit E2E lane, 5 visual baselines (GC_VISUAL), Play Store kit, social banner
+ OG tags, F-Droid prep sheet, PR template, FUNDING.

Quality: 214 unit tests, E2E chromium green, tsc/eslint clean.